The nitrite chrome-molybdenumsteel crankshaft guarantees the best tensile strength and surface hardness for long-time operation.
亚硝酸盐铬钼钢曲轴保证了最佳的拉伸强度和表面的长期运作的硬度。
2
For those local surface defects on chromesteel and chrome-molybdenumsteel, welding rod A402 may be used for repairing, no other treatment is necessary.
铬钢和铬钼钢表面局部缺陷焊补可采用A402焊条补焊,不需处理。
3
The cabin area utilizes a 4130 chrome-moly (chromium-molybdenum) welded steel tube frame top assembly.